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EP3601475A1 - Consolidation de sable avec des produits pétroliers - Google Patents

Consolidation de sable avec des produits pétroliers

Info

Publication number
EP3601475A1
EP3601475A1 EP18718035.1A EP18718035A EP3601475A1 EP 3601475 A1 EP3601475 A1 EP 3601475A1 EP 18718035 A EP18718035 A EP 18718035A EP 3601475 A1 EP3601475 A1 EP 3601475A1
Authority
EP
European Patent Office
Prior art keywords
subterranean formation
sand
consolidating
petroleum product
consolidating material
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Withdrawn
Application number
EP18718035.1A
Other languages
German (de)
English (en)
Inventor
Ayman Raja Al-Nakhli
Ahmad Noor Al-deen Hassan RIZQ
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Saudi Arabian Oil Co
Original Assignee
Saudi Arabian Oil Co
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Saudi Arabian Oil Co filed Critical Saudi Arabian Oil Co
Publication of EP3601475A1 publication Critical patent/EP3601475A1/fr
Withdrawn legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
    • C09K8/00—Compositions for drilling of boreholes or wells; Compositions for treating boreholes or wells, e.g. for completion or for remedial operations
    • C09K8/56—Compositions for consolidating loose sand or the like around wells without excessively decreasing the permeability thereof
    • C09K8/565—Oil-based compositions
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B36/00—Heating, cooling or insulating arrangements for boreholes or wells, e.g. for use in permafrost zones
    • E21B36/008—Heating, cooling or insulating arrangements for boreholes or wells, e.g. for use in permafrost zones using chemical heat generating means

Definitions

  • This disclosure relates to consolidation of sand in a subterranean formation with petroleum products such as asphaltene and tar.
  • This disclosure describes methods and systems for sand consolidation in a subterranean formation with petroleum products, such as tar and asphaltene.
  • consolidating sand in a subterranean formation includes decreasing a viscosity of a petroleum product to yield a consolidating material, providing the consolidating material to the subterranean formation, and consolidating sand in the subterranean formation with the consolidating material to yield a consolidated region in the subterranean formation.
  • Implementations of the general aspect may include one or more of the following features.
  • the petroleum product includes at least one of asphaltene and tar. Decreasing the viscosity of the petroleum product may include
  • Suitable solvents include at least one of xylene, benzene, cyclohexane, toluene, methylcyclohexane, isopropyl benzene, decalin, tetralin, methylnaphthalenes.
  • the solvent may include xylene, consist essentially of xylene, or consist of xylene. Some embodiments include combining maltene with at least one of the petroleum product and the solvent before combining the petroleum product with the solvent.
  • decreasing the viscosity of the petroleum product includes heating the petroleum product.
  • Heating the petroleum product may include heating the petroleum product with heat released from an exothermic chemical reaction.
  • An example of a suitable exothermic chemical reaction is given by:
  • a viscosity of the consolidating material is in a range of about 1,000 cP to about 10,000 cP at 24°C.
  • providing the consolidating material to the subterranean formation includes injecting the
  • consolidating material into the subterranean formation includes forming chemical or physical bonds between the petroleum product and the sand.
  • Consolidating sand in the subterranean formation may include contacting the sand with the consolidating material and decreasing a viscosity of the consolidating material.
  • Some embodiments of the general aspect include combining maltene with at least one of the petroleum product and the consolidating material.
  • the general aspect includes providing an organic solvent to the subterranean formation to increase a permeability of the consolidated region.
  • Providing the organic solvent to the subterranean formation may include contacting the consolidated region with the organic solvent.
  • the consolidating material in the consolidated region includes maltene
  • contacting the consolidated region with the organic solvent includes dissolving at least some of the maltene in the consolidated region.
  • the organic solvent typically includes at least one of pentane, cyclohexane,
  • the organic solvent may include pentane.
  • the organic solvent includes n-pentane, consists essentially of n-pentane, or consists of n-pentane.
  • maltene is recovered from the consolidated region.
  • the general aspect includes identifying a target sand zone in the subterranean formation, and providing the consolidating material to the subterranean formation includes contacting sand in the target sand zone with the consolidating material.
  • subterranean formation includes consolidating sand in the target sand zone.
  • the target sand zone may include the consolidated region.
  • FIG. 1 is a flow chart showing an exemplary process for consolidating sand with a petroleum product in a subterranean formation.
  • FIG. 2 depicts a region of consolidated sand in a subterranean formation.
  • process 100 is an exemplary process for consolidating sand with a petroleum product in a subterranean formation.
  • the petroleum product typically has an initial viscosity of at least 1000 cP at 24°C.
  • the petroleum product includes at least one of asphaltene and tar.
  • a viscosity of the petroleum product is decreased to yield a consolidating material.
  • decreasing the viscosity of the petroleum product includes at least one of heating the petroleum product and combining the petroleum product with an organic solvent.
  • suitable organic solvents include xylene, benzene, cyclohexane, toluene, methylcyclohexane, isopropyl benzene, decalin, tetralin, and methylnaphthalene.
  • the solvent includes xylene.
  • the solvent consists of or consists essentially of xylene.
  • the volume ratio of solvent to the petroleum product is typically in a range of 5 vol% to 60 vol%. In one example, the volume ratio of the solvent to the petroleum product is about 1 : 10.
  • a viscosity of the consolidating material is typically in a range of about 1,000 cP to about 10,000 cP at 24°C.
  • Heating the petroleum product may include using any source of thermal energy to increase a temperature of the petroleum product.
  • the petroleum product may be heated to a temperature in a range of about 90°C to about 210°C to decrease its viscosity.
  • a viscosity of the heated petroleum product is in a range of at least 200 cP.
  • heating the petroleum product includes providing heat released from an exothermic chemical reaction to the petroleum product.
  • the exothermic chemical reaction includes one or more redox reactants that exothermically react to produce heat and increase pressure in a closed system. Suitable redox reactants include urea, sodium hypochlorite, ammonium containing compounds, and nitrite containing compounds.
  • the exothermic chemical reaction includes ammonium containing compounds, such as ammonium chloride, ammonium bromide, ammonium nitrate, ammonium sulfate, ammonium carbonate, and ammonium hydroxide.
  • the exothermic chemical reaction includes nitrite containing compounds, such as sodium nitrite and potassium nitrite. In some embodiments, the exothermic reaction includes at least one ammonium containing compound and at least one nitrite containing compound.
  • nitrite containing compounds such as sodium nitrite and potassium nitrite.
  • the exothermic reaction includes at least one ammonium containing compound and at least one nitrite containing compound.
  • ammonium chloride (NH4CI) and sodium nitrite (NaNCh) is ammonium chloride (NH4CI) and sodium nitrite (NaNCh), which react as shown below:
  • an additive is combined with at least one of the petroleum product, the organic solvent, and the consolidating material.
  • the additive includes maltene.
  • the additive consists of or consists essentially of maltene.
  • the consolidating material is provided to a subterranean formation.
  • process 100 includes identifying a target sand zone in the subterranean formation, and providing the consolidating material to the subterranean formation includes contacting sand in the target sand zone with the consolidating material.
  • the consolidating material includes an additive, such as maltene.
  • Providing the consolidating material to the subterranean formation typically includes injecting the consolidating material into the subterranean formation.
  • Consolidating sand in the subterranean formation typically includes increasing a viscosity of the consolidating material in the subterranean formation. Increasing the viscosity of the consolidating material typically occurs in a range of about 1 to about 24 hours and yields a semisolid material that binds sand in the subterranation formation. Increasing the viscosity of the consolidating material in the subterranean formation may include removing the organic solvent from the consolidating material, for example, through flooding of the organic solvent using brine, or through lowering of the temperature of the
  • consolidating material in the subterranean formation includes binding the sand with the consolidating material. Binding the sand with the consolidating material typically includes forming chemical or physical bonds between the petroleum product and the sand to form a consolidated sand pack.
  • consolidating sand in the subterranean formation includes consolidating sand in the target sand zone.
  • the target sand zone includes at least part of the consolidated region.
  • the consolidated region includes at least part of the target sand zone.
  • a permeability of the consolidated region is increased.
  • increasing the permeability of the consolidated region includes providing an organic solvent to the subterranean formation, and contacting the consolidated region with the organic solvent.
  • Providing the organic solvent to the subterranean formation typicaly includes injecting the organic solvent into the subterranean formation.
  • contacting the consolidated region with the organic solvent includes dissolving at least some of the maltene in the consolidated region in the organic solvent.
  • Suitable organic solvents include pentane, cyclohexane, methylcyclohexane, benzene, xylene, toluene, isopropyl benzene, decalin, tetralin, methylnaphthalenes, and mixtures of these compounds.
  • the organic solvent includes pentane.
  • the organic solvent consists of or consists essentially of pentane.
  • the organic solvent includes n-pentane.
  • organic solvent consists of or consists essentially of n-pentane.
  • increasing the permeability of the consolidated region includes recovering maltene from the consolidated region.
  • operations in process 100 may be combined or omitted.
  • an order of operations in process 100 may be changed.
  • additional operations may be combined with process 100, such as identifying a target sand zone before decreasing a viscosity of the petroleum product.
  • process 100 includes the formation of strong bonds in the consolidated sand pack. Moreover, process 100 is cost effective and is implemented without the use of high-pressure injections that could damage the subterranean formation.
  • FIG. 2 depicts subterranean formation 200 with injection tube 202 proximate target sand zone 204 between buffers 206 in oil production zone 208.
  • Consolidated region 210 includes sand consolidated with a consolidating material formed by a petroleum product described with respect to FIG. 1.

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Geology (AREA)
  • Mining & Mineral Resources (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Physics & Mathematics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Fluid Mechanics (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Production Of Liquid Hydrocarbon Mixture For Refining Petroleum (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Electroluminescent Light Sources (AREA)
  • Electrolytic Production Of Metals (AREA)
  • Developing Agents For Electrophotography (AREA)
  • Consolidation Of Soil By Introduction Of Solidifying Substances Into Soil (AREA)
  • Investigation Of Foundation Soil And Reinforcement Of Foundation Soil By Compacting Or Drainage (AREA)

Abstract

La consolidation du sable dans une formation souterraine consiste à diminuer une viscosité d'un produit pétrolier pour produire un matériau de consolidation, acheminer le matériau de consolidation dans la formation souterraine, et consolider le sable dans la formation souterraine avec le matériau de consolidation pour produire une région consolidée dans la formation souterraine.
EP18718035.1A 2017-03-27 2018-03-26 Consolidation de sable avec des produits pétroliers Withdrawn EP3601475A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US201762477051P 2017-03-27 2017-03-27
PCT/US2018/024271 WO2018183157A1 (fr) 2017-03-27 2018-03-26 Consolidation de sable avec des produits pétroliers

Publications (1)

Publication Number Publication Date
EP3601475A1 true EP3601475A1 (fr) 2020-02-05

Family

ID=61972600

Family Applications (1)

Application Number Title Priority Date Filing Date
EP18718035.1A Withdrawn EP3601475A1 (fr) 2017-03-27 2018-03-26 Consolidation de sable avec des produits pétroliers

Country Status (7)

Country Link
US (1) US20180273829A1 (fr)
EP (1) EP3601475A1 (fr)
JP (1) JP2020515745A (fr)
KR (1) KR20190133222A (fr)
CN (1) CN110461988A (fr)
SG (1) SG11201908700TA (fr)
WO (1) WO2018183157A1 (fr)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11549051B2 (en) * 2020-10-22 2023-01-10 Saudi Arabian Oil Company Methods and compositions for consolidating sand in subsurface formations
US11441396B1 (en) 2021-11-05 2022-09-13 King Fahd University Of Petroleum And Minerals Sand consolidation for subterranean sand formations
US11987747B2 (en) * 2022-06-03 2024-05-21 Saudi Arabian Oil Company Sand consolidation using asphaltene/tar with solvents and adsorption system

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4073343A (en) * 1976-12-23 1978-02-14 Texaco Inc. Sand consolidation method
US6364019B1 (en) * 2000-06-16 2002-04-02 King Faud University Of Petroleum & Minerals Method for sand control in oil, gas and water wells
US7013976B2 (en) * 2003-06-25 2006-03-21 Halliburton Energy Services, Inc. Compositions and methods for consolidating unconsolidated subterranean formations
US7398825B2 (en) * 2004-12-03 2008-07-15 Halliburton Energy Services, Inc. Methods of controlling sand and water production in subterranean zones
EP2067836A1 (fr) * 2007-12-05 2009-06-10 Bp Exploration Operating Company Limited Procédé de consolidation du sable

Also Published As

Publication number Publication date
US20180273829A1 (en) 2018-09-27
SG11201908700TA (en) 2019-10-30
CN110461988A (zh) 2019-11-15
WO2018183157A1 (fr) 2018-10-04
KR20190133222A (ko) 2019-12-02
JP2020515745A (ja) 2020-05-28

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